#VU61082 Input validation error in Google Android - CVE-2021-39690

Vulnerability identifier: #VU61082

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-39690

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Google Android
Operating systems & Components / Operating system

Vendor: Google

Description

The vulnerability allows a malicious application to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in Android Framework. A malicious application can trick the victim to perform certain actions and crash the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Google Android: 12 2021-11-01 - 12

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External links
https://source.android.com/security/bulletin/2022-03-01#2022-03-01

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.